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  • Remove phosphates from your tank with Granular Ferric Oxide

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Bulk GFO Granular Ferric Oxide

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1/4 Gallon (1 lb)
$21.99
SKU: 000600
1/2 Gallon (2 lbs.)
$39.99
SKU: 000601
1 Gallon (4 lbs.)
$64.99
SKU: 000602
5 Gallon (20 lbs.)
$279.99
SKU: 000603